/**
 * Copyright (C) 2011-2015 The XDocReport Team <xdocreport@googlegroups.com>
 *
 * All rights reserved.
 *
 * Permission is hereby granted, free  of charge, to any person obtaining
 * a  copy  of this  software  and  associated  documentation files  (the
 * "Software"), to  deal in  the Software without  restriction, including
 * without limitation  the rights to  use, copy, modify,  merge, publish,
 * distribute,  sublicense, and/or sell  copies of  the Software,  and to
 * permit persons to whom the Software  is furnished to do so, subject to
 * the following conditions:
 *
 * The  above  copyright  notice  and  this permission  notice  shall  be
 * included in all copies or substantial portions of the Software.
 *
 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package fr.opensagres.xdocreport.document.preprocessor.sax;

import java.io.IOException;
import java.io.Writer;

/**
 * String buffered region.
 */
public class StringBufferedRegion
    extends BufferedRegionAdpater
{

    private final StringBuilder buffer = new StringBuilder();

    public StringBufferedRegion( BufferedElement ownerElement, IBufferedRegion parent )
    {
        super( ownerElement, parent );
    }

    @Override
    public boolean isString()
    {
        return true;
    }

    @Override
    public void save( Writer writer )
        throws IOException
    {
        writer.write( buffer.toString() );
    }

    @Override
    public void append( String content )
    {
        buffer.append( content );
    }

    @Override
    public void append( char[] ch, int start, int length )
    {
        buffer.append( ch, start, length );
    }

    @Override
    public void append( char c )
    {
        buffer.append( c );
    }

    @Override
    public String toString()
    {
        if ( buffer == null )
        {
            return null;
        }
        return buffer.toString();
    }

    public void clear()
    {
        buffer.setLength( 0 );
    }

}
